Mixing & Mastering Engineers, Producers & Songwriters who worked with Slump Test

Hi, I’m Vincenzo De La Rosa—composer, producer, and multi-instrumentalist with a passion for bringing artists’ visions to life. With a Bachelor’s in Jazz and years of experience working across pop, indie, rock, electronic, orchestral, and jazz, I specialize in production, mixing, mastering, and arranging that elevates songs to a professional level.

Recording studio and audio production company specializing in the creation of soundtracks: original music, music production, editing, sound design, and audio post-production for animated series, films, advertising, and digital media.

Professional session accordionist delivering high-quality recordings across folk, Balkan, jazz & blues, classical, pop, and film music.

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NYC based producer/mixer/musician Mark Plati has a long history in music, having worked on both sides of the glass as well as onstage with a variety of world-class artists such as David Bowie, The Cure, and Prince. Mark has the perspective and experience that comes from a lifetime spent as a musical collaborator and co-conspirator.

Hi, I’m Jason Bradford—an artist, producer, and guitarist passionate about helping others bring their musical visions to life. Whether you’re looking for a polished production, finishing touches on your song, or the perfect guitar track, I’m here to make the process seamless and inspiring, and help create music that feels authentic and impactful.

An entertainment company and record label of virtual musicians which most of them have experience in songwriting.

Are you starting out and looking for someone to master your track? Book in a session, lesson or ask me a question.

Hi, My name is Kopano Michael Mariti. I am a Singer-Songwriter, Music & Vocal Producer from South Africa. I Specialise in music production, songwriting, music direction for a live show/concert, video production, photography and food services.